ZFIN Publication ID PubMed ID Authors Title Journal Year Volume Pages ZDB-PUB-090106-31 19111617 Feijoo, C.G., Saldias, M.P., De la Paz, J.F., Gómez-Skarmeta, J.L., and Allende, M.L. Formation of posterior cranial placode derivatives requires the Iroquois transcription factor irx4a Molecular and cellular neurosciences 2009 40(3) 328-337